Mass Save Insulation Rebate

Mass Save (Unitil/National Grid)

Available Weatherization

About This Program

Provides rebates covering 75% to 100% of insulation costs for Massachusetts homes after a free energy assessment. Income-qualified households receive 100% coverage. Includes attic, wall, and basement insulation plus air sealing.

Average insulation project for moderate income household at 75% coverage

Key Details

  • 75% rebate for standard income, 100% for low-income
  • Free home energy assessment required first
  • Covers attic, wall, basement insulation and air sealing
  • Available to homeowners and renters with permission
  • No out-of-pocket cost for income-qualified households

How to Apply

Get free help applying Visit Official Program Page Track this program

(866) 527-7283

A grant-savvy contractor in Methuen, MA can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.

Deadline: Ongoing program

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